US3267998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separation process
Assignee: Shell USA Inc
•
Filing: 1964-06-01
•
Granted: 1966-08-23
•
Expires: 1984-06-01
Abstract
No abstract record available.
Inventors
- 👤 Warren C Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:51
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16; E21B43/24; E21B43/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A PROCESS FOR SEPARATING AND RECOVERING THE HEAVY HYDROCARBON CRUDE FROM A PRODUCED FLUID COMPRISING A HEAVY HYDROCARBON CRUDE-WATER EMULSION WHICH COMPRISES DEGASIFYING SAID FLUID TO REMOVE INERT GASES AND PRODUCING A DEGASIFIED FLUID, DILUTING THE DEGASIFIED FLUID BY ADDING A HEAVY HYDROCARBON CRUDE/DILUENT PHASE PRODUCED FROM A SECONDARY SEPARATION ZONE DEFINED HEREINAFTER THERETO TO FORM A DILUTED FLUID, PASSING SAID DILUTED FLUID TO A PRIMARY SEPARATION ZONE WHEREIN A WET HEAVY HYDROCARBON CRUDE/DILUENT LAYER AND A HEAVY HYDROCARBON CRUDE-IN-WATER EMULSION LAYER ARE RECOVERED AS
Claim 2
Dependent Claim
85 words
A PROCESS FOR SEPARATING AND RECOVERING THE HEAVY HYDROCARBON CRUDE FROM A PRODUCED FLUID COMPRISING A HEAVY HYDROCARBON CRUDE-WATER EMULSION WHICH COMPRISES DEGASIFYING SAID FLUID TO REMOVE INERT GASES AND PRODUCING A DEGASIFIED FLUID, DILUTING THE DEGASIFIED FLUID BY ADDING A HEAVY HYDROCARBON CRUDE/DILUENT PHASE PRODUCED FROM A SECONDARY SEPARATION ZONE DEFINED HEREINAFTER THERETO TO FORM A DILUTED FLUID, PASSING SAID DILUTED FLUID TO A PRIMARY SEPARATION ZONE WHEREIN A WET HEAVY HYDROCARBON CRUDE/DILUENT LAYER AND A HEAVY HYDROCARBON CRUDE-IN-WATER EMULSION LAYER ARE RECOVERED AS
References Cited (Backward Citations)
US2288857A
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US2968603A
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US2924566A
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US2906337A
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US3027942A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |